Search found 79 matches

by thammu
23 Oct 2022 11:52
Forum: Science, Economics & Technology Forum
Topic: Indian Space Program: News & Discussion
Replies: 1010
Views: 591924

Re: Indian Space Program: News & Discussion

the CE20/C25 is generally more reliable and less powerful than the Staged-combustion CE7.5/CUS.
@Disha Is it less powerful?
by thammu
13 Aug 2022 11:01
Forum: Science, Economics & Technology Forum
Topic: Indian Space Program: News & Discussion
Replies: 1010
Views: 591924

Re: Indian Space Program: News & Discussion

Finally... the right man at Top
by thammu
27 Oct 2021 10:54
Forum: Science, Economics & Technology Forum
Topic: Indian Space Program: News & Discussion
Replies: 1010
Views: 591924

Re: Indian Space Program: News & Discussion

Does India already have a working model of semi-cryogenic engine, Agnilet https://timesofindia.indiatimes.com/city/chennai/to-boldly-go-where-no-3d-printed-rocket-engine-has-gone-before/articleshow/87250188.cms , other than what ISRO is developing (Ukraine help) as SCE-200? Is it fully home grown te...
by thammu
06 Sep 2021 17:04
Forum: Science, Economics & Technology Forum
Topic: Indian Space Program: News & Discussion
Replies: 1010
Views: 591924

Re: Indian Space Program: News & Discussion

arvin wrote:Thats a old report of 2006.
Sorry, you are right.

Removed the report.
by thammu
12 Aug 2021 11:27
Forum: Science, Economics & Technology Forum
Topic: Indian Space Program: News & Discussion
Replies: 1010
Views: 591924

Re: Indian Space Program: News & Discussion

akashganga wrote:Sad day for ISRO. ISRO is regressing. Number of launches have plummeted and now this failure. At the same time Chinese, and US private players are sending so may satellites so successfully.
+1
by thammu
12 Oct 2020 15:29
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - 17 Dec 2018
Replies: 5960
Views: 2250132

Re: Indian Missiles News & Discussions - 17 Dec 2018

I too agree with the general view. It's better to test fast and furious and fail here and there, rather than go for a slow fail safe testing mode.
by thammu
25 Jan 2020 07:39
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - 17 Dec 2018
Replies: 5960
Views: 2250132

Re: Indian Missiles News & Discussions - 17 Dec 2018

Second firing

India successfully test-fires K-4 submarine-launched nuclear capable missile

Read more at: https://www.deccanherald.com/national/i ... 97968.html
by thammu
15 Jul 2019 15:01
Forum: Science, Economics & Technology Forum
Topic: Chandrayan-2 Mission
Replies: 2278
Views: 545406

Re: Chandrayan-2 Mission

Second Chandrayaan 2 Launch Attempt Likely This Month: https://www.ndtv.com/india-news/second- ... ome-livetv
by thammu
05 Jul 2019 10:17
Forum: Science, Economics & Technology Forum
Topic: Chandrayan-2 Mission
Replies: 2278
Views: 545406

Re: Chandrayan-2 Mission

Kakarat wrote:I will be going and most probably by train haven't finalised transport yet

https://sr.indianrailways.gov.in/cris/u ... NEL-DN.pdf
https://sr.indianrailways.gov.in/cris/u ... NEL-UP.pdf
Be in touch. bumeshrai@hotmail.com
by thammu
03 Jul 2019 12:10
Forum: Trash Can Archive
Topic: Indian Space Program: News & Discussion - Sept 2016
Replies: 4447
Views: 1482992

Re: Indian Space Program: News & Discussion - Sept 2016

Kakarat wrote:Anyone planning to go to GSLV MKIII-M1 / Chandrayaan-2 Launch?
Registration for the viewing gallery starts tomorrow
Any link to register?
by thammu
24 Dec 2018 10:23
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 6363
Views: 1977642

Re: Kaveri & Aero-Engine: News & Discussion

Before 2014, I had no hope on ISRO cryogenic technology either. Today, we are seeing 3500 kg heavies launched twice a year. We airily talk about matching Ariane using SB stages. Just 4 years back, 1800 kg was unobtanium. With Kaveri, it's the same condition, the physics and the engineering. Once it...
by thammu
10 Dec 2018 16:51
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News & Discussions - May 2017

ks_sachin wrote:
thammu wrote:

What is 'lofted trajectory'?
You dont know..
Scientists stand in a ring around mizzile. They lift it by base and then loft it in a synchronised manner.
One of the even lights the fuze which is lit with matchstick lighting a thread poki g out of engine nozzle!!!

:rotfl:
by thammu
10 Dec 2018 16:35
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News & Discussions - May 2017

prasannasimha wrote:Supposes to be first lofted trajectory test

......... lofted trajectory for the 1st time.........

What is 'lofted trajectory'?
by thammu
01 Dec 2018 10:54
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 6363
Views: 1977642

Re: Kaveri & Aero-Engine: News & Discussion

Kaveri on LCA

Sorry, if this has appeared earlier!

https://www.youtube.com/watch?v=6XGjKDCaUcc

by thammu
04 Nov 2018 12:37
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News & Discussions - May 2017

Great discussion on Astra.
+++1
by thammu
15 Sep 2018 13:44
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Propaganda piece from the statesman deleted - Karan M I am an occasional contributor but an avid reader of this forum - especially on the topic of LCA, Kaveri, and ISRO. Success in any of these topics makes me feel very proud as being a member soon to be a senior citizen generation, I understand th...
by thammu
09 Jun 2018 12:31
Forum: Trash Can Archive
Topic: Indian Space Program: News & Discussion - Sept 2016
Replies: 4447
Views: 1482992

Re: Indian Space Programme Discussion - Sept 2016

Katare wrote:Why test it in Ukraine? Are we missin testing infra or some tech tie up with Ukrainians?
The technology has been bought from Ukraine - refer wikileaks
by thammu
03 Jun 2018 12:43
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News and Discussions - May 2017

India successfully test-fires nuclear-capable Agni-5 http://www.thehindu.com/news/national/india-successfully-test-fires-nuclear-capable-agni-5/article24071775.ece The long-range ballistic missile has a strike range of 5,000 km India on Sunday successfully test-fired from Dr. Abdul Kalam Island off...
by thammu
03 Jun 2018 11:06
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News and Discussions - May 2017

What does nozzle less stand for? See this paper from IIT Madras folks to understand what nozzle less means. https://www.scribd.com/document/82023747/Effect-of-Motor-Length-and-Propellant-Formulation-on-Nozzle-Less-Solid-Rocket-Performance After reading this, go back to the schematic posted by IR ab...
by thammu
03 Jun 2018 08:17
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News and Discussions - May 2017

nam wrote:
abhik wrote:BTW what exactly is a nozzle less rocket/booster?
It is the booster inside the missile and is part of the missile. Used to launch the missile, just like how it is done in Akash & Meteor.
What does nozzle less stand for?
by thammu
27 Apr 2018 10:42
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Big Brother's endorsement!! Pak's JF-17 aircraft of present, but Tejas aircraft of future : IAF chief http://www.business-standard.com/article/pti-stories/pak-s-jf-17-aircraft-of-present-but-tejas-aircraft-of-future-iaf-chief-118042700019_1.html Air Force Chief B S Dhanoa today said if Pakistan's f...
by thammu
25 Apr 2018 12:28
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Tejas proves its mettle in biggest Indian war exercise Gagan Shakti 2018 http://www.business-standard.com/article/current-affairs/tejas-proves-its-mettle-in-biggest-indian-war-exercise-gagan-shakti-2018-118042500089_1.html The indigenously-manufactured Light Combat Aircraft (LCA) Tejas has performe...
by thammu
12 Apr 2018 13:05
Forum: Trash Can Archive
Topic: Indian Space Program: News & Discussion - Sept 2016
Replies: 4447
Views: 1482992

Re: Indian Space Programme Discussion - Sept 2016

If ISRO can pull it off and I hope they do, it will be nothing short of miraculous. This is the normal strategy of management to give hope to stakeholder, till the incident fades away from memory. So don't expect any miracle! Having said that, ISRO has achieved phenomenal success through the years ...
by thammu
22 Mar 2018 15:01
Forum: Mil-Tech Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5116
Views: 1844325

Re: Indian Missiles News and Discussions - May 2017

SSridhar wrote:Obviously, it was not a normal test of a missile drawn from a production batch and carried out by the usual Missile Group.
I think Indian made seeker was the difference from routine.
by thammu
18 Mar 2018 20:04
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

https://twitter.com/strategic_front/status/975121571282145280 ---> Indian Air Force 45 Squadron flying Tejas closing in on 1,000 sorties since July 2016. Huge amount of hours accumulated in such a short time with such a limited number of jets. Speaks very highly of the LCA's serviceability and avai...
by thammu
17 Mar 2018 14:01
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Then please tell, endurance figures for Tejas vs. Gripen or if there is no such spec figure as 'endurance', then the range in km. If you can do some maths yourself, you'd be able to tell. Gripen C vs Tejas Mk1 fuel figures are almost the same, perhaps a difference of a few kgs. i.e. ~2400 kgs fuel ...
by thammu
16 Mar 2018 15:01
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Then please tell, endurance figures for Tejas vs. Gripen or if there is no such spec figure as 'endurance', then the range in km. The real figures are classified for any of the jets. Published figures are to be always taken with pinch of salt, unless they are from actual fight manual (declassified)...
by thammu
16 Mar 2018 09:12
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Why do all newspaper keep reporting - Tejas has lower endurance than Gripen by a factor of 2-3. Both are similar aircraft with similar engines and similar weight? Can an Expert explain to a non-expert like me? It's all the more intriguing as Tejas went non-stop to Bahrain air show. Why? Because .. ...
by thammu
16 Mar 2018 06:24
Forum: Mil-Tech Archive
Topic: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018
Replies: 3909
Views: 1415834

Re: Tejas Mk.1 & Mk.1A News & Discussions: 09 February 2018

Why do all newspaper keep reporting - Tejas has lower endurance than Gripen by a factor of 2-3. Both are similar aircraft with similar engines and similar weight?

Can an Expert explain to a non-expert like me? It's all the more intriguing as Tejas went non-stop to Bahrain air show.
by thammu
14 Mar 2018 13:12
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 6363
Views: 1977642

Re: Kaveri & aero-engine discussion

8ZRtrzrtGeQ The subtitles for the video are here: Prez Macron is coming for More Rafales and Kaveri Engine Ecosystem . Results are much better than what we thought earlier for Kaveri engine. For a half life of present M88 and moving towards 1/3rd of the life, the net trade off resulting from stable...
by thammu
12 Mar 2018 09:07
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 6363
Views: 1977642

Re: Kaveri & aero-engine discussion

Is this, what SAFRAN's final offer on TOT - "Cable Harness" :rotfl: Safran to set up unit in Telangana http://www.thehindu.com/news/cities/Hyderabad/safran-to-set-up-unit-in-telangana/article23036732.ece Safran Electrical & Power, a global leader in electrical systems in aeronautics, w...
by thammu
10 Mar 2018 19:37
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 6363
Views: 1977642

Re: Kaveri & aero-engine discussion

Rakesh wrote:Read the tweets above your posts please.... :)
It was a reply to the tweet. The joint statement was issued after the tweet.
by thammu
10 Mar 2018 19:25
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 6363
Views: 1977642

Re: Kaveri & aero-engine discussion

Sorry folks, no good news. NDTV reports:
....Today's joint statement says ''the leaders noted ongoing discussions between DRDO and SAFRAN on combat aircraft engine and encouraged necessary measures and forward looking approaches to facilitate [an] early conclusion.''....
by thammu
17 Dec 2017 18:14
Forum: Trash Can Archive
Topic: LCA: News & Discussions: 15 August 2017
Replies: 3500
Views: 981475

Re: LCA: News & Discussions: 15 August 2017

Khalsa wrote:

Apologies if someone has asked before. Why is SP5 delayed and out of sequence ?
idrw wrote: ....LCA-Tejas-SP-5 was first aircraft coming out of the second production line and was facing technical issues due to workmanship issues leading to suspended ground trials a few months back.
by thammu
17 Dec 2017 10:55
Forum: Trash Can Archive
Topic: LCA: News & Discussions: 15 August 2017
Replies: 3500
Views: 981475

Re: LCA: News & Discussions: 15 August 2017

Important (and Happy) Update from Anatha Krishnan.... https://twitter.com/writetake/status/941940720293654528 ---> 6th Series Production fighter from Tejas flightline (SP-7), had its first flight on Dec 12th. SP-5 from 2nd production line (Aircraft Div, HAL) will be next to fly . Platforms up to SP...
by thammu
11 Nov 2017 13:09
Forum: Trash Can Archive
Topic: LCA: News & Discussions: 15 August 2017
Replies: 3500
Views: 981475

Re: LCA: News & Discussions: 15 August 2017

Another One!! The import lobby is firing on all cylinders!! Tejas is not fit for skies: Is Modi's Make In India coming in the way of armed forces? https://www.dailyo.in/politics/tejas-make-in-india-fighter-jet-marut-iaf-narendra-modi-nehru/story/1/20512.html The indigenously made single-engine figh...
by thammu
10 Nov 2017 10:53
Forum: Trash Can Archive
Topic: LCA: News & Discussions: 15 August 2017
Replies: 3500
Views: 981475

Re: LCA: News & Discussions: 15 August 2017

Tejas far behind competitors, not enough to protect Indian skies: IAF http://indiatoday.intoday.in/story/tejas-indian-air-force-f-16-mig-21-fighter-planes-ajit-doval/1/1086425.html Tejas - the indigenously made Light-Combat single engine fighter - isn't enough to protect Indian skies, the India Air...